Home / 147,606.28-221,412.80-52,842.94

Finding the Fourth Proportional to 147,606.28, 221,412.80 and 52,842.94

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Solution

The fourth proportional to 147,606.28, 221,412.80 and 52,842.94 is: 79,265.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,606.28 : 221,412.80 = 52,842.94 : x
  2. Step 2: Convert to fraction form
    147,606.28/221,412.80 = 52,842.94/x
  3. Step 3: Cross multiply
    147,606.28x = 221,412.80 × 52,842.94
  4. Step 4: Simplify right side
    147,606.28x = 11,700,103,305.63
  5. Step 5: Solve for x
    x = 11,700,103,305.63/147,606.28
  6. Step 6: Final answer
    x = 79,265.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.